MESON Chess Problem Database

Problem Display
PID: 95234 (8/8/3p2N1/3p4/3k4/PK3p2/5P2/1QR5 w - - 0 1)

Bush, V

Deutsches Wochenschach, 1898

8/8/3p2N1/3p4/3k4/PK3p2/5P2/1QR5

#2

6 + 4

6490 yacpdb 2009
5454 Near Snap 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Rc2?
      • 1...Ke4
        • 2.Rd2#
        • 2.Rc4#
      • 1...Kd3!
  • Keys
    • 1.Kc2!
      • threat
        • 2.Qb4#
      • 1...Kc4
        • 2.Qb4#
      • 1...Ke4
        • 2.Kc3#
      • 1...Kc5
        • 2.Kd3#

Anticipated by 4576(1880), 109817(1891)

This anticipates 92667(1900), 2409(1904), 120807(1906), 145656(1921), 208458(1950), 18161(1953)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • K(E);S_FLIGHT
    • Threat
      • QAR2(A)
    • Vars
      • K(b);P-FLIGHT::QAR1(A)
      • K(b);P-FLIGHT::QAB(A)+K(E)
      • K(b);S_FLIGHT::R(B)+K(E)
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